Adding sync of follow relationships to Neo4J, accounts/suggestions API

Gemfile.lock

@@ -97,6 +97,7 @@ GEM
       dotenv (= 2.1.1)
       railties (>= 4.0, < 5.1)
     erubis (2.7.0)
+    excon (0.53.0)
     execjs (2.7.0)
     fabrication (2.15.2)
     fast_blank (1.0.0)
@@ -165,13 +166,21 @@ GEM
     mime-types-data (3.2016.0521)
     mimemagic (0.3.0)
     mini_portile2 (2.1.0)
-    minitest (5.9.0)
+    minitest (5.9.1)
     multi_json (1.12.1)
+    neography (1.8.0)
+      excon (>= 0.33.0)
+      json (>= 1.7.7)
+      multi_json (>= 1.3.2)
+      os (>= 0.9.6)
+      rake (>= 0.8.7)
+      rubyzip (>= 1.0.0)
     nio4r (1.2.1)
     nokogiri (1.6.8.1)
       mini_portile2 (~> 2.1.0)
     oj (2.17.3)
     orm_adapter (0.5.0)
+    os (0.9.6)
     ostatus2 (1.0.1)
       addressable (~> 2.4)
       http (~> 2.0)
@@ -236,7 +245,7 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rainbow (2.1.0)
-    rake (11.2.2)
+    rake (11.3.0)
     rdoc (4.2.2)
       json (~> 1.4)
     react-rails (1.8.2)
@@ -281,6 +290,7 @@ GEM
       ruby-progressbar (~> 1.7)
       unicode-display_width (~> 1.0, >= 1.0.1)
     ruby-progressbar (1.8.1)
+    rubyzip (1.2.0)
     safe_yaml (1.0.4)
     sass (3.4.22)
     sass-rails (5.0.6)
@@ -370,6 +380,7 @@ DEPENDENCIES
   letter_opener
   link_header
   lograge
+  neography
   nokogiri
   oj
   ostatus2